void __iomem *regbase;
};
-struct mpmc_device dev3;
-
static struct resource rb532_gpio_reg0_res[] = {
{
.name = "gpio_reg0",
}
};
-static struct resource rb532_dev3_ctl_res[] = {
- {
- .name = "dev3_ctl",
- .start = REGBASE + DEV3BASE,
- .end = REGBASE + DEV3BASE + sizeof(struct dev_reg) - 1,
- .flags = IORESOURCE_MEM,
- }
-};
-
-void set_434_reg(unsigned reg_offs, unsigned bit, unsigned len, unsigned val)
-{
- unsigned long flags;
- unsigned data;
- unsigned i = 0;
-
- spin_lock_irqsave(&dev3.lock, flags);
-
- data = readl(IDT434_REG_BASE + reg_offs);
- for (i = 0; i != len; ++i) {
- if (val & (1 << i))
- data |= (1 << (i + bit));
- else
- data &= ~(1 << (i + bit));
- }
- writel(data, (IDT434_REG_BASE + reg_offs));
-
- spin_unlock_irqrestore(&dev3.lock, flags);
-}
-EXPORT_SYMBOL(set_434_reg);
-
-unsigned get_434_reg(unsigned reg_offs)
-{
- return readl(IDT434_REG_BASE + reg_offs);
-}
-EXPORT_SYMBOL(get_434_reg);
-
-void set_latch_u5(unsigned char or_mask, unsigned char nand_mask)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&dev3.lock, flags);
-
- dev3.state = (dev3.state | or_mask) & ~nand_mask;
- writel(dev3.state, &dev3.base);
-
- spin_unlock_irqrestore(&dev3.lock, flags);
-}
-EXPORT_SYMBOL(set_latch_u5);
-
-unsigned char get_latch_u5(void)
-{
- return dev3.state;
-}
-EXPORT_SYMBOL(get_latch_u5);
-
/* rb532_set_bit - sanely set a bit
*
* bitval: new value for the bit
/*
* Configure GPIO alternate function
*/
-static void rb532_gpio_set_func(int bit, unsigned gpio)
+void rb532_gpio_set_func(unsigned gpio)
{
- rb532_set_bit(bit, gpio, rb532_gpio_chip->regbase + GPIOFUNC);
+ rb532_set_bit(1, gpio, rb532_gpio_chip->regbase + GPIOFUNC);
}
+EXPORT_SYMBOL(rb532_gpio_set_func);
int __init rb532_gpio_init(void)
{
struct resource *r;
r = rb532_gpio_reg0_res;
- rb532_gpio_chip->regbase = ioremap_nocache(r->start, r->end - r->start);
+ rb532_gpio_chip->regbase = ioremap_nocache(r->start, resource_size(r));
if (!rb532_gpio_chip->regbase) {
printk(KERN_ERR "rb532: cannot remap GPIO register 0\n");
/* Register our GPIO chip */
gpiochip_add(&rb532_gpio_chip->chip);
- r = rb532_dev3_ctl_res;
- dev3.base = ioremap_nocache(r->start, r->end - r->start);
-
- if (!dev3.base) {
- printk(KERN_ERR "rb532: cannot remap device controller 3\n");
- return -ENXIO;
- }
-
return 0;
}
arch_initcall(rb532_gpio_init);